80902315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 109226880

約数和(自身を除く): 28324565

約数列:

[1, 5, 13, 29, 65, 145, 167, 257, 377, 835, 1285, 1885, 2171, 3341, 4843, 7453, 10855, 16705, 24215, 37265, 42919, 62959, 96889, 214595, 314795, 484445, 557947, 1244651, 2789735, 6223255, 16180463, 80902315]

約数ペア:

[(1, 80902315), (5, 16180463), (13, 6223255), (29, 2789735), (65, 1244651), (145, 557947), (167, 484445), (257, 314795), (377, 214595), (835, 96889), (1285, 62959), (1885, 42919), (2171, 37265), (3341, 24215), (4843, 16705), (7453, 10855)]